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<head>
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    <meta content="telephone=no" name="format-detection" />
    <meta name="apple-touch-fullscreen" content="yes" />
    <meta name="apple-mobile-web-app-capable" content="yes" />
    <meta name="apple-mobile-web-app-status-bar-style" content="black" />
    <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <link rel="stylesheet" type="text/css" href="https://at.alicdn.com/t/font_ebful70z1dm6xbt9.css">
    <title>大兄弟教育</title>
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        var docEl = doc.documentElement
        var metaEl = doc.querySelector('meta[name="viewport"]')
        var flexibleEl = doc.querySelector('meta[name="flexible"]')
        var dpr = 0
        var scale = 0
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        var flexible = lib.flexible || (lib.flexible = {})

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            console.warn('将根据已有的meta标签来设置缩放比例')
            var match = metaEl.getAttribute('content').match(/initial\-scale=([\d\.]+)/)
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                var maximumDpr = content.match(/maximum\-dpr=([\d\.]+)/)
                if (initialDpr) {
                    dpr = parseFloat(initialDpr[1])
                    scale = parseFloat((1 / dpr).toFixed(2))
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                if (maximumDpr) {
                    dpr = parseFloat(maximumDpr[1])
                    scale = parseFloat((1 / dpr).toFixed(2))
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            var isAndroid = win.navigator.appVersion.match(/android/gi)
            var isIPhone = win.navigator.appVersion.match(/iphone/gi)
            var devicePixelRatio = win.devicePixelRatio
            if (isIPhone) {
                // iOS下，对于2和3的屏，用2倍的方案，其余的用1倍方案
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                } else if (devicePixelRatio >= 2 && (!dpr || dpr >= 2)) {
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                // 其他设备下，仍旧使用1倍的方案
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            scale = 1 / dpr
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            metaEl = doc.createElement('meta');
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            } else {
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                wrap.appendChild(metaEl)
                doc.write(wrap.innerHTML)
            }
        }

        function refreshRem() {
            var width = docEl.getBoundingClientRect().width
            if (width / dpr > 540) {
                width = 540 * dpr
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            var rem = width / 10
            docEl.style.fontSize = rem + 'px'
            flexible.rem = win.rem = rem
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        refreshRem()

        flexible.dpr = win.dpr = dpr
        flexible.refreshRem = refreshRem
        flexible.rem2px = function(d) {
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</head>

<body>
    <div id="app"></div>
</body>

</html>
